JPA Interface

Order

An object that defines an ordering over the query results.
Since:
JPA 2.0
The ORDER BY clause (JPQL / Criteria API) article explains how to use Order.

Public Methods

Expression<?> getExpression()
Return the expression that is used for ordering.
Return:
expression used for ordering
Since:
JPA 2.0
Nulls getNullPrecedence()
Return the precedence of null values.
Return:
the {@linkplain Nulls precedence of null values}
Since:
JPA 3.2
boolean isAscending()
Whether ascending ordering is in effect.
Return:
boolean indicating whether ordering is ascending
Since:
JPA 2.0
Order reverse()
Switch the ordering.
Return:
a new {@code Order} instance with the reversed ordering
Since:
JPA 2.0